Large Scale Coupling Bar 21 MM Hole Mild Steel Coupling Bars

PDF of technical drawings head over to our Technical tab.
Large Scale Heavy duty 10 MM Thick Mild Steel Coupling Bars Suitable For Miniature Ride on Railway.

Hole size is cut at 21 MM hole diameter for use with a 20 MM pin

Length Options (mm): 300. - other sizes available on quote

Length refers to spacing of holes not total distance

Weight (KG) : 1 (approx)

Material: 10mm Thick Mild Steel Laser cut.

Please note; we aim to dispatch these items next day, please not if purchased with a long lead time item we will hold this item and dispatch as one order unless otherwise agreed.

This listing is for a single Mild Steel Coupling Bar, select the type of bars you require from the drop down menu. If the item is out of stock or you wish to place an order please contact us.

Coupling bars come unpainted and may pick up some light surface rust in storage. You may wish to paint the bar if you wish.

Coupling bars should always be used in conjunction with a locking pin and safety chain, in accordance with relevant guidance. For more on miniature train operation please look at our safety page.

Coupling bars come unpainted and may pick up some light surface rust in storage. You may wish to paint the bar, it is your choice.
Other thicknesses are available such as 9 MM and 11 MM.

For other sizes please contact us

Safe Use 

Items can be used with 15, 10 ¼ ,7 ¼ , 5, 3 ½ - Consideration should be given to the expected load on the coupling bar thicker versions are available for high loads.

We do not provide information about the tensile strength of these coupling bars, they are cut from Mild Steel grade S275. It is your decision as the end user what is an appropriate load for the bar as many factors could come into play which may affect their strength. For heavy trains you may wish to use a thicker bar, we are looking to provide more coupling bars of various thickness and sizes please contact us for more information.

It is the operators responsibility to ensure the day-to-day safety of the railway. For more information about this please consult the HS2020 guidelines from the Passenger Carrying Miniature Railway Safety Group (PCMRSG), make sure you consult their website yourself, so for the latest version go to:- www.pcmrsg.org